Wells HDW-2D Owner's Manual page 7

INSTALLATION
ELECTRICAL INSTALLATION
1. Refer to the product nameplate. Verify the electrical service power.
Voltage and phase must match the nameplate specifications.
Wiring the warmer to the wrong voltage can severely damage the
unit or cause noticeably decreased performance.
2. Available electrical service amperage must meet or exceed the
specifications listed on the specification sheet provided with the
warmer.
3. Warmer and control unit must be connected to an appropriate
building ground. Ground connection will be marked "GND" or
" " .
NOTE: Wire gauge, insulation type and temperature rating , as
well as type, size and construction of conduit, must meet or exceed
applicable specifications of local codes and of the National
Electrical Code.
E. PLUMBING INSTALLATION
For use in the State of Massachusetts, this appliance must be
installed in compliance with Massachusetts Fuel Gas and
Plumbing Code CMR 248.
1. IMPORTANT: All plumbing installations must be performed by
a qualified plumber.
2. These units are equipped with a 3/4" drain and will require a
DRAIN LINE: Some jurisdictions may require an approved air
gap or other back-flow prevention device in the drain. It is the
responsibility of the plumber to determine such requirement, to
provide and properly install the required device.
3. For HDW-2 units, the 3/4" drain must be attached with a union
at the drain line fitting. This is necessary to provide for future
maintenance to the unit.
The ground lug of this
appliance must be connected
to a suitable building ground.
IMPORTANT:
Contact a licensed electrician
to install and connect electrical
power to the appliance.
IMPORTANT:
Damage due to being
connected to the wrong
voltage or phase is NOT
covered by warranty.
IMPORTANT: Electrical
installation other than as
specified on the specification
sheet will void the UL listing,
and may void the warranty.
NOTE: Plumb connections
must be made in compliance
with all Federal, State and
Local Plumbing Codes and
Ordinances.
NOTE: Damage caused
by leaks due to improper
installation is NOT covered by
warranty.
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CAUTION:
SHOCk HAzARD